Finding the Fourth Proportional to 2,908,914.86, 4,014,220.19 and 1,584,308.49
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Solution
The fourth proportional to 2,908,914.86, 4,014,220.19 and 1,584,308.49 is: 2,186,300.88
Step by Step Solution
- Step 1: Write the proportion equation
2,908,914.86 : 4,014,220.19 = 1,584,308.49 : x - Step 2: Convert to fraction form
2,908,914.86/4,014,220.19 = 1,584,308.49/x - Step 3: Cross multiply
2,908,914.86x = 4,014,220.19 × 1,584,308.49 - Step 4: Simplify right side
2,908,914.86x = 6,359,763,119,824.87 - Step 5: Solve for x
x = 6,359,763,119,824.87/2,908,914.86 - Step 6: Final answer
x = 2,186,300.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.